Mobile Phone Accessories - This Bluetooth hands-free kit will play music through any automobile and options a 2.1 USB charging port, a line-in cable and a light-emitting diode show. Bluetooth hands-free automotive kit. For all smartphones. FM transmitter. 2.1 USB charging port. will charge smartphones and tablets. Line-in cable (included). sd card slot & LED display is there. Colours available in white and gold, black and silver, white and silver.